.AL_Rahman, Rikan, and Saja Mohammad. “Generalized Ratio-Cum-Product Type Exponential Estimation of the Population Mean in Median Ranked Set Sampling”. IRAQI JOURNAL OF STATISTICAL SCIENCES 19, no. 1 (June 1, 2022): 54–66. Accessed September 18, 2025. https://ojs.uomosul.edu.iq/index.php/stats/article/view/29444.